### Independent variable

A non-random variable related to the response in a regression equation. One or more independent variables may be functionally related to the dependent variable. They are used in the regression equation to predict or estimate the value of the dependent variable.

### Independent variable

a variable that causes change in another (dependent) variable
Found on http://wps.pearsoned.co.uk/wps/media/objects/2143/2195136/glossary/glossary

### Independent variable

The variable (or antecedent) that is assumed to cause or influence the dependent variable(s) or outcome. The independent variable is manipulated in experimental research to observe its effect on the dependent variable(s). It is sometimes referred to as the treatment variable
Found on http://www.bath.ac.uk/catalogues/information/glossary/

### independent variable

(from the article `mathematics`) ...Lie. Lie, and independently Wilhelm Killing in Germany, came to suspect that the systems of partial differential operators they were studying came ... Regression analysis involves identifying the relationship between a dependent variable and one or more independent variables. A model of the ... [2 ...
Found on http://www.britannica.com/eb/a-z/i/16

### independent variable

experimental variable noun (statistics) a variable whose values are independent of changes in the values of other variables
Found on http://wordnetweb.princeton.edu/perl/webwn?s=independent%20variable

### independent variable

A characteristic being measured or observed that is hypothesised to influence another event or manifestation (the dependent variable) within a defined area of relationships under study; that is, the independent variable is not influenced by the event or manifestation, but may cause it or contribute to its variation. ... See: dependent variable. ......
Found on http://www.encyclo.co.uk/local/20973

### Independent variable

A term used in linefitting for the x-axis variable, also more informatively called the predictor variable.
Found on http://www.encyclo.co.uk/local/20429

### independent variable

a value that does not depend on changes in other values
Found on https://www.vocabulary.com

### independent variable

A variable considered to cause variation in a second variable....
Found on http://www.oenb.at/dictionary/termini.jsp?EINTRAG_ID=11601

### Independent Variable

A variable that is part of the situation that exist from which originates the stimulus given to a dependent variable. Includes treatment, state of variable, such as age, size, weight, etc.
Found on http://writing.colostate.edu/guides/guide.cfm?guideid=22

### Independent variable

A variable, or factor, that causally influences another (the dependent variable).
Found on http://www.encyclo.co.uk/local/20212

### Independent Variable

An independent variable that can be set to a known value in an experiment. Several independent varia
Found on http://www.superglossary.com/Glossary/Science/Chemistry/

### independent variable

Compare with dependent variable. An independent variable that can be set to a known value in an experiment. Several independent variables may be controlled in an experiment. For example, in an experiment where the vapor pressure of a liquid is measured at several different temperatures, temperature is the independent variable and vapor pressure is ...
Found on http://antoine.frostburg.edu/chem/senese/101/glossary/i.shtml

### independent variable

in a mathematical equation or relationship between two or more variables, any variable whose value determines that of others; it represents the treatment or experimental variable that is manipulated by the researcher to create an effect on the dependent variable.
Found on http://www.encyclo.co.uk/local/21001

### Independent variable

In experimental settings, the stimulus condition whose values are free to vary independently of any other variable in the situation.
Found on http://www.apa.org

### independent variable

One of a set of measures which is used to predict a dependent variable....
Found on http://www.oenb.at/dictionary/termini.jsp?EINTRAG_ID=11601

### Independent variable

see variable.
Found on http://people.brunel.ac.uk/~hsstcfs/glossary.htm

### Independent variable

Term used in regression analysis to represent the element or condition that is expected to influence another (so-called dependent) variable.
Found on http://www.duke.edu/~charvey/Classes/wpg/bfglosi.htm

### Independent variable

The experimental variable that the researcher manipulates.
Found on http://www.encyclo.co.uk/local/21198

### Independent variable

The variable (thought, feeling, behaviour) a psychologist changes or manipulates when using the experimental method of research. This is to try and discover a cause-effect relationship with the dependent variable.
Found on http://www.gerardkeegan.co.uk/glossary/gloss_a.htm

### independent variable

Type: Term Definitions: 1. a characteristic being measured or observed that is hypothesized to influence another event or manifestation (the dependent variable) within a defined area of relationships under study; that is, the independent variable is not influenced by the event or manifestation, but may cause it or contribute to its variation. See: ...
Found on http://www.medilexicon.com/medicaldictionary.php?t=96838

### Independent Variable

Variable in a statistical test that is thought to be controlling through cause and effect the value of observations in another dependent variable modeled in the test.
Found on http://www.physicalgeography.net/physgeoglos/i.html
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